Question: Which commemorative coin with the lowest face value is made of gold?
Paraphrase: Which gold commemorative coin has the lowest face value?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q855973 . ?ent wdt:P3934 ?obj . ?ent wdt:P186 wd:Q897} ORDER BY ASC(?obj)LIMIT 5